Sealing structure for a multi-compartment box body

ABSTRACT

A sealing structure for a multi-compartment box body, comprising: a box body, a box cover and an elastic sealing strip. Inside the box body is arranged at least one partition plate which divides the box body into two or more compartmentalized areas. The sealing strip includes an integral elastic sealing strip and a compartment elastic sealing strip, and both strips are integrally formed. The bottom end of the cover is provided with a protruding portion extending to the inside of the body, the peripheral side of the protruding portion is provided with an integral elastic sealing strip routing groove adapted to the integral elastic sealing strip, and the bottom end of the protruding portion is provided with a compartment elastic sealing strip routing groove adapted to the compartment elastic sealing strip. The both groove are communicated to each other.

CROSS-REFERENCE TO RELATED APPLICATIONS

This application claims the benefit and priority of Chinese patent application No. 202220385565.6, filed on Feb. 24, 2022, disclosure of which is hereby incorporated by reference in its entirety.

TECHNICAL FIELD

The present application relates to the technical field of sealing storage for food, in particular to a sealing structure for a multi-compartment box body.

BACKGROUND

With the continuous development of society and the continuous progress of scientific level, people have higher and higher requirements for the quality of food storage boxes, and the technology of storage boxes is also getting higher and higher. The most important feature of food storage boxes is safe, non-toxic and airtight isolation. The existing food storage boxes generally only have the characteristics of overall sealing, and there is no sealing between the compartments. Therefore, those skilled in the art have developed a food storage box in which the compartments are independently sealed. However, in the existing food storage box with independent sealing between the compartments, a layer of silica gel is attached to the box cover, and the box body and the box cover can be sealed with each other by pressing hard and snapping. The manufacturing cost of the partition method is too high, and the practicability is not strong. Another way to independently seal the compartments is to place the sealing strip on the box body, and then seal it by squeezing the box cover and fixing it with a buckle. This kind of sealing method also has the disadvantages of poor sealing performance and insufficient aesthetics.

Therefore, there is an urgent need for a sealing structure for a multi-compartment box body to solve this problem.

SUMMARY

In view of the defects in the prior art, the present application proposes a sealing structure for a multi-compartment box body, which realizes the integral sealing of the box body and the box cover, and also realizes the independent sealing between each compartmentalized area, and has strong practicability.

To achieve the above purpose, the application adopts the following technical solutions:

A Sealing structure for a multi-compartment box body comprises: a box body, a box cover and an elastic sealing strip, at least one partition plate is arranged inside the box body, and the partition plate is configured to divide the box body into two or more compartmentalized areas, the sealing strip includes an integral elastic sealing strip and an compartment elastic sealing strip, and the integral elastic sealing strip and the compartment elastic sealing strip are integrally formed, the bottom end of the box cover is provided with a protruding portion extending to the inside of the box body, the peripheral side of the protruding portion is provided with an integral elastic sealing strip routing groove adapted to the integral elastic sealing strip, and the bottom end of the protruding portion is provided with a compartment elastic sealing strip routing groove adapted to the compartment elastic sealing strip, the integral elastic sealing strip routing groove and the compartment elastic sealing strip routing groove are communicated to each other, the integral elastic sealing strip is arranged on the peripheral side of the protruding part through the integral elastic sealing strip routing groove, and the compartment elastic sealing strip is arranged at the bottom of the protruding part through the compartment elastic sealing strip routing groove, wherein when the box cover is closed to the box body, an integral seal is formed between the box body and the box cover through the integral elastic sealing strip, and each compartmentalized area is independently sealed through the integral elastic sealing strip and the compartment elastic sealing strip.

As a further elaboration on the above technical solutions:

In the above technical solution, he outer edge of the integral elastic sealing strip is configured to be a V-shaped groove, and the opening of the V-shaped groove is configured to open upward, when the box cover is closed on the box body, the V-shaped groove is located between the inner side wall of the box body and the outer edge of the protruding part, so as to realize the negative pressure sealing between the box body and the box cover.

In the above technical solution, a fixing part and a deformed part are respectively formed on both sides of the V-shaped groove, when the box cover is closed on the box body, the fixed part is fitted with the integral elastic sealing strip routing groove, and the outer side of the deformed part is fitted with the inner side wall of the box body.

In the above technical solution, the lower end of the compartment elastic sealing strip is provided with a concave groove adapted to the upper edge of the partition plate, wherein when the box cover is closed on the box body, the concave groove covers the upper edge and the two side edges of the partition plate.

In the above technical solution, the box cover is provided with a pressure relief vent hole, and the pressure relief vent hole is provided with an air hole plug adapted to the pressure relief vent hole.

In the above technical solution, the air hole plug is arranged on the compartment elastic sealing strip and is integrally formed with the compartment elastic sealing strip, the box cover is provided with a wire hole, and the air hole plug passes through the wire hole and is covered with the pressure relief vent hole.

In the above technical solution, two sides of the box cover are provided with laterally protruding tongues, the box body is provided with a cushion position corresponding to the protruding tongue.

In the above technical solution, the box cover is formed by PP, and the sealing strip is formed by silica gel.

In the above technical solution, the upper end of the box cover is provided with a tableware fixing part.

Compared with the prior art, the present application has obvious advantages and beneficial effects. Specifically, its structure is novel and the design is reasonable. By adopting the structural design of the integral elastic sealing strip, the integral sealing of the box body and the box cover is realized. By adopting the structural design of the compartment elastic sealing strip, the independent sealing between the compartmentalized areas is realized, and there is no need to buckle and exert pressure on the four sides, just press the pressure lightly. By adopting the structure in which the air hole plug 25 is integrally formed with the compartment elastic sealing strip, on the one hand, the air hole plug can allow exhausting, and on the other hand, the position of the compartment elastic sealing strip in the of the compartment elastic sealing strip routing groove can be further limited, so as to prevent the compartment elastic sealing strip from falling off from the compartment elastic sealing strip routing groove due to gravity or excessive length. t This improves the stability of the compartment elastic sealing strip, and has strong practicability.

In order to more clearly illustrate the structural features, technical means and the specific purposes and functions achieved by the present application, the present application will be described in further detail below in conjunction with the accompanying drawings and specific embodiments:

BRIEF DESCRIPTION OF DRAWINGS

FIG. 1 is a schematic diagram of the overall structure according to embodiment 1;

FIG. 2 is a schematic structural diagram of the box body according to embodiment 1;

FIG. 3 is a schematic structural diagram of the box cover according to embodiment 1;

FIG. 4 is a schematic structural diagram of the elastic sealing strip according to Embodiment 1;

FIG. 5 is a sectional view of the elastic sealing strip according to Embodiment 1;

FIG. 6 is a schematic diagram of the overall structure according to embodiment 2;

FIG. 7 is a schematic diagram of the overall structure according to embodiment 3;

FIG. 8 is a schematic diagram of the overall structure according to embodiment 4.

DETAILED DESCRIPTION

In the description of the present application, it should be noted that the terms “center”, “upper”, “lower”, “left”, “right”, “vertical”, “horizontal”, “inner”, “outer”, etc. which are used to indicate position or positional relationship are based on the position or positional relationship shown in the drawings, and are only for the convenience of describing the application and simplifying the description, rather than indicating or implying that the indicated position or element must have a specific orientation and be constructed in a specific orientation and operation, therefore cannot be understood as a limitation of the present application.

In the description of the present application, it should be noted that unless otherwise clearly specified and limited, the terms “installation”, and “connection” should be understood in a broad sense, for example, it can be a fixed connection or a detachable connection, or integrally connected; it can be a mechanical connection or an electrical connection; it can be directly connected, or indirectly connected through an intermediate medium, and it can be the internal communication between two components. For those skilled in the art, the specific meaning of the above-mentioned terms in the present application can be understood according to the specific circumstances.

Embodiment 1

As shown in FIG. 1-5 , a sealing structure for a multi-compartment box body, comprises: a box body 1, a box cover 2 and an elastic sealing strip 3. At least one partition plate 11 is arranged inside the box body 1, and the partition plate 11 is configured to divide the box body 1 into two or more compartmentalized areas 4, the sealing strip 3 includes an integral elastic sealing strip 31 and an compartment elastic sealing strip 32, and the integral elastic sealing strip 31 and the compartment elastic sealing strip 32 are integrally formed, the bottom end of the box cover 2 is provided with a protruding portion 21 extending to the inside of the box body 1, the peripheral side of the protruding portion 21 is provided with an integral elastic sealing strip routing groove 22 adapted to the integral elastic sealing strip 31, and the bottom end of the protruding portion 21 is provided with a compartment elastic sealing strip routing groove 23 adapted to the compartment elastic sealing strip 32, the integral elastic sealing strip 31 is arranged on the peripheral side of the protruding part 21 through the integral elastic sealing strip routing groove 22, and the compartment elastic sealing strip 32 is arranged at the bottom of the protruding part 21 through the compartment elastic sealing strip routing groove 23.

When the box cover 2 is closed to the box body 1, the bottom end of the protruding portion 21 enters the inside of the box body 1. An integral seal is formed between the box body 1 and the box cover 2 through the integral elastic sealing strip 31, and each compartmentalized area 4 is independently sealed through the integral elastic sealing strip 31 and the compartment elastic sealing strip 32.

In this embodiment, the number of the partition plates 11 is two, and the number of the compartmentalized areas 4 is three.

As a further improvement of this application, the outer edge of the integral elastic sealing strip 31 is configured to be a V-shaped groove 33, and the opening of the V-shaped groove 33 is configured to open upward, when the box cover 2 is closed on the box body 1, the V-shaped groove 33 is located between the inner side wall of the box body 1 and the outer edge of the protruding part 21, so as to realize the negative pressure sealing between the box body 1 and the box cover 2.

As a further improvement of this application, a fixed part and a deformed part are respectively formed on both sides of the V-shaped groove 33, when the box cover 2 is closed on the box body 1, the integral elastic sealing strip 31 has elasticity, so that the fixed part is tightly attached to the integral elastic sealing strip routing groove 22 due to its elastic properties, so that the fixed part fits with the integral elastic sealing strip routing groove 22. Due to its elastic properties, the deformed part is pressed by the inner side wall of the box body 1 and retracted toward the fixed part at the same time, and the outer side of the deformed part is attached to the inner side wall of the box body 1 to realize the overall negative pressure sealing of the box cover 2 and the box body 1.

As a further improvement of this application, the lower end of the compartment elastic sealing strip 32 is provided with a concave groove 34 adapted to the upper edge of the partition plate 11, wherein when the box cover 2 is closed on the box body 1, the concave groove 34 covers the upper edge and the two side edges of the partition plate 11. At the same time, the integral elastic sealing strip 31 seals the edges of each compartmentalized area 4, so that independent sealing is achieved between compartmentalized areas 4.

As a further improvement of this application, the box cover 2 is provided with a pressure relief vent hole 24, and the pressure relief vent hole 24 is provided with an air hole plug 25 adapted to the pressure relief vent hole 24.

As a further improvement of this application, the air hole plug 25 is arranged on the compartment elastic sealing strip 32 and is integrally formed with the compartment elastic sealing strip 32, the box cover 2 is provided with a wire hole 26, and the air hole plug 25 passes through the wire hole 26 and is covered with the pressure relief vent hole 24.

In this embodiment, the air hole plug 25 can be set independently, or can be integrally formed with the compartment elastic sealing strip 32. When the air hole plug 25 is integrally formed with the compartment elastic sealing strip 32, on the one hand, the air hole plug 25 can allow exhausting, and on the other hand, the position of the compartment elastic sealing strip 32 in the of the compartment elastic sealing strip routing groove 23 can be further limited, so as to prevent the compartment elastic sealing strip 32 from falling off from the compartment elastic sealing strip routing groove 23 due to gravity or excessive length. This improves the stability of the compartment elastic sealing strip 32.

As a further improvement of this application, two sides of the box cover 2 are provided with laterally protruding tongues 27, the box body is provided with a cushion position corresponding to the protruding tongue 27. It is convenient for the user to separate the box cover 2 from the box body 1 through the tongue 27 and the cushion.

As a further improvement of this application, the box cover 2 is formed by PP, and the sealing strip is formed by silica gel. This reduces production costs and increases productivity.

As a further improvement of this application, the upper end of the box cover is provided with a tableware fixing part. It facilitates the placement of tableware.

Embodiment 2

As shown in FIG. 6 , the difference between this embodiment and Embodiment 1 is that, in this embodiment, the number of the partition plates 11 is one, and the number of the compartmentalized regions 4 is two.

Embodiment 3

As shown in FIG. 7 , the difference between this embodiment and Embodiment 1 and Embodiment 2 is that, in this embodiment, the number of the partition plates 11 is two, and the number of the compartmentalized regions 4 is four.

Embodiment 4

As shown in FIG. 8 , the difference between this embodiment and Embodiment 1, Embodiment 2 and Embodiment 3 is that, in this embodiment, the number of the partition plates 11 is five, and the compartmentalized areas 4 is five.

The above are only the preferred embodiments of the present application, and are not intended to limit the present application. Therefore, any modification, equivalent replacement, improvement, etc. made to the above embodiments according to the technical practice of the present application still fall within the scope of the technical solution of the present application. 

What is claimed is:
 1. Sealing structure for a multi-compartment box body, comprising: a box body, a box cover and an elastic sealing strip, at least one partition plate is arranged inside the box body, and the partition plate is configured to divide the box body into two or more compartmentalized areas, the sealing strip includes an integral elastic sealing strip and an compartment elastic sealing strip, and the integral elastic sealing strip and the compartment elastic sealing strip are integrally formed, the bottom end of the box cover is provided with a protruding portion extending to the inside of the box body, the peripheral side of the protruding portion is provided with an integral elastic sealing strip routing groove adapted to the integral elastic sealing strip, and the bottom end of the protruding portion is provided with a compartment elastic sealing strip routing groove adapted to the compartment elastic sealing strip, the integral elastic sealing strip routing groove and the compartment elastic sealing strip routing groove are communicated to each other, the integral elastic sealing strip is arranged on the peripheral side of the protruding part through the integral elastic sealing strip routing groove, and the compartment elastic sealing strip is arranged at the bottom of the protruding part through the compartment elastic sealing strip routing groove, wherein when the box cover is closed to the box body, an integral seal is formed between the box body and the box cover through the integral elastic sealing strip, and each compartmentalized area is independently sealed through the integral elastic sealing strip and the compartment elastic sealing strip.
 2. The sealing structure of a multi-compartment box body according to claim 1, wherein the outer edge of the integral elastic sealing strip is configured to be a V-shaped groove, and the opening of the V-shaped groove is configured to open upward, when the box cover is closed on the box body, the V-shaped groove is located between the inner side wall of the box body and the outer edge of the protruding part, so as to realize the negative pressure sealing between the box body and the box cover.
 3. The sealing structure of a multi-compartment box body according to claim 2, wherein a fixed part and a deformed part are respectively formed on both sides of the V-shaped groove, when the box cover is closed on the box body, the fixed part is fitted with the integral elastic sealing strip routing groove, and the outer side of the deformed part is fitted with the inner side wall of the box body.
 4. The sealing structure of a multi-compartment box body according to claim 1, wherein the lower end of the compartment elastic sealing strip is provided with a concave groove adapted to the upper edge of the partition plate, wherein when the box cover is closed on the box body, the concave groove covers the upper edge and the two side edges of the partition plate.
 5. The sealing structure of a multi-compartment box body according to claim 1, wherein the box cover is provided with a pressure relief vent hole, and the pressure relief vent hole is provided with an air hole plug adapted to the pressure relief vent hole.
 6. The sealing structure of a multi-compartment box body according to claim 5, wherein the air hole plug is arranged on the compartment elastic sealing strip and is integrally formed with the compartment elastic sealing strip, the box cover is provided with a wire hole, and the air hole plug passes through the wire hole and is covered with the pressure relief vent hole.
 7. The sealing structure of a multi-compartment box body according to claim 1, wherein two sides of the box cover are provided with laterally protruding tongues, the box body is provided with a cushion position corresponding to the protruding tongue.
 8. The sealing structure of a multi-compartment box body according to claim 1, wherein the box cover is formed by PP, and the sealing strip is formed by silica gel.
 9. The sealing structure of a multi-compartment box body according to claim 1, wherein the upper end of the box cover is provided with a tableware fixing part. 